11365958880 has 120 divisors (see below), whose sum is σ = 40112408952. Its totient is φ = 3030918912.

The previous prime is 11365958827. The next prime is 11365958887. The reversal of 11365958880 is 8885956311.

11365958880 is a `hidden beast` number, since 1 + 1 + 3 + 6 + 59 + 588 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11365958887) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 425542 + ... + 451461.

Almost surely, 2^11365958880 is an apocalyptic number.

11365958880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11365958880 is an abundant number, since it is smaller than the sum of its proper divisors (28746450072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11365958880 is an equidigital number, since it uses as much as digits as its factorization.

11365958880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877030 (or 877013 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 54.

The spelling of 11365958880 in words is "eleven billion, three hundred sixty-five million, nine hundred fifty-eight thousand, eight hundred eighty".